gnu-social/actions/showgroup.php
2009-02-11 16:50:07 +00:00

424 lines
12 KiB
PHP

<?php
/**
* Laconica, the distributed open-source microblogging tool
*
* Group main page
*
* PHP version 5
*
* LICENCE: This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU Affero General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU Affero General Public License for more details.
*
* You should have received a copy of the GNU Affero General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*
* @category Group
* @package Laconica
* @author Evan Prodromou <evan@controlyourself.ca>
* @author Sarven Capadisli <csarven@controlyourself.ca>
* @copyright 2008-2009 Control Yourself, Inc.
* @license http://www.fsf.org/licensing/licenses/agpl-3.0.html GNU Affero General Public License version 3.0
* @link http://laconi.ca/
*/
if (!defined('LACONICA')) {
exit(1);
}
require_once INSTALLDIR.'/lib/noticelist.php';
require_once INSTALLDIR.'/lib/feedlist.php';
define('MEMBERS_PER_SECTION', 81);
/**
* Group main page
*
* @category Group
* @package Laconica
* @author Evan Prodromou <evan@controlyourself.ca>
* @license http://www.fsf.org/licensing/licenses/agpl-3.0.html GNU Affero General Public License version 3.0
* @link http://laconi.ca/
*/
class ShowgroupAction extends Action
{
/** group we're viewing. */
var $group = null;
/** page we're viewing. */
var $page = null;
/**
* Is this page read-only?
*
* @return boolean true
*/
function isReadOnly()
{
return true;
}
/**
* Title of the page
*
* @return string page title, with page number
*/
function title()
{
if ($this->page == 1) {
return sprintf(_("%s group"), $this->group->nickname);
} else {
return sprintf(_("%s group, page %d"),
$this->group->nickname,
$this->page);
}
}
/**
* Prepare the action
*
* Reads and validates arguments and instantiates the attributes.
*
* @param array $args $_REQUEST args
*
* @return boolean success flag
*/
function prepare($args)
{
parent::prepare($args);
if (!common_config('inboxes','enabled')) {
$this->serverError(_('Inboxes must be enabled for groups to work'));
return false;
}
$this->page = ($this->arg('page')) ? ($this->arg('page')+0) : 1;
$nickname_arg = $this->arg('nickname');
$nickname = common_canonical_nickname($nickname_arg);
// Permanent redirect on non-canonical nickname
if ($nickname_arg != $nickname) {
$args = array('nickname' => $nickname);
if ($this->page != 1) {
$args['page'] = $this->page;
}
common_redirect(common_local_url('showgroup', $args), 301);
return false;
}
if (!$nickname) {
$this->clientError(_('No nickname'), 404);
return false;
}
$this->group = User_group::staticGet('nickname', $nickname);
if (!$this->group) {
$this->clientError(_('No such group'), 404);
return false;
}
common_set_returnto($this->selfUrl());
return true;
}
/**
* Handle the request
*
* Shows a profile for the group, some controls, and a list of
* group notices.
*
* @return void
*/
function handle($args)
{
$this->showPage();
}
/**
* Local menu
*
* @return void
*/
function showLocalNav()
{
$nav = new GroupNav($this, $this->group);
$nav->show();
}
/**
* Show the page content
*
* Shows a group profile and a list of group notices
*/
function showContent()
{
$this->showGroupProfile();
$this->showGroupNotices();
}
/**
* Show the group notices
*
* @return void
*/
function showGroupNotices()
{
$notice = $this->group->getNotices(($this->page-1)*NOTICES_PER_PAGE,
NOTICES_PER_PAGE + 1);
$nl = new NoticeList($notice, $this);
$cnt = $nl->show();
$this->pagination($this->page > 1,
$cnt > NOTICES_PER_PAGE,
$this->page,
'showgroup',
array('nickname' => $this->group->nickname));
}
/**
* Show the group profile
*
* Information about the group
*
* @return void
*/
function showGroupProfile()
{
$this->elementStart('div', 'entity_profile vcard author');
$this->element('h2', null, _('Group profile'));
$this->elementStart('dl', 'entity_depiction');
$this->element('dt', null, _('Avatar'));
$this->elementStart('dd');
$logo = ($this->group->homepage_logo) ?
$this->group->homepage_logo : User_group::defaultLogo(AVATAR_PROFILE_SIZE);
$this->element('img', array('src' => $logo,
'class' => 'photo avatar',
'width' => AVATAR_PROFILE_SIZE,
'height' => AVATAR_PROFILE_SIZE,
'alt' => $this->group->nickname));
$this->elementEnd('dd');
$this->elementEnd('dl');
$this->elementStart('dl', 'entity_nickname');
$this->element('dt', null, _('Nickname'));
$this->elementStart('dd');
$hasFN = ($this->group->fullname) ? 'nickname url uid' : 'fn org nickname url uid';
$this->element('a', array('href' => $this->group->homeUrl(),
'rel' => 'me', 'class' => $hasFN),
$this->group->nickname);
$this->elementEnd('dd');
$this->elementEnd('dl');
if ($this->group->fullname) {
$this->elementStart('dl', 'entity_fn');
$this->element('dt', null, _('Full name'));
$this->elementStart('dd');
$this->element('span', 'fn org', $this->group->fullname);
$this->elementEnd('dd');
$this->elementEnd('dl');
}
if ($this->group->location) {
$this->elementStart('dl', 'entity_location');
$this->element('dt', null, _('Location'));
$this->element('dd', 'label', $this->group->location);
$this->elementEnd('dl');
}
if ($this->group->homepage) {
$this->elementStart('dl', 'entity_url');
$this->element('dt', null, _('URL'));
$this->elementStart('dd');
$this->element('a', array('href' => $this->group->homepage,
'rel' => 'me', 'class' => 'url'),
$this->group->homepage);
$this->elementEnd('dd');
$this->elementEnd('dl');
}
if ($this->group->description) {
$this->elementStart('dl', 'entity_note');
$this->element('dt', null, _('Note'));
$this->element('dd', 'note', $this->group->description);
$this->elementEnd('dl');
}
$this->elementEnd('div');
$this->elementStart('div', 'entity_actions');
$this->element('h2', null, _('Group actions'));
$this->elementStart('ul');
$this->elementStart('li', 'entity_subscribe');
$cur = common_current_user();
if ($cur) {
if ($cur->isMember($this->group)) {
if (!$cur->isAdmin($this->group)) {
$lf = new LeaveForm($this, $this->group);
$lf->show();
}
} else {
$jf = new JoinForm($this, $this->group);
$jf->show();
}
}
$this->elementEnd('li');
$this->elementEnd('ul');
$this->elementEnd('div');
}
/**
* Show a list of links to feeds this page produces
*
* @return void
*/
function showExportData()
{
$fl = new FeedList($this);
$fl->show(array(0=>array('href'=>common_local_url('grouprss',
array('nickname' => $this->group->nickname)),
'type' => 'rss',
'version' => 'RSS 1.0',
'item' => 'notices')));
}
/**
* Show a list of links to feeds this page produces
*
* @return void
*/
function showFeeds()
{
$url =
common_local_url('grouprss',
array('nickname' => $this->group->nickname));
$this->element('link', array('rel' => 'alternate',
'href' => $url,
'type' => 'application/rss+xml',
'title' => sprintf(_('Notice feed for %s group'),
$this->group->nickname)));
}
/**
* Fill in the sidebar.
*
* @return void
*/
function showSections()
{
$this->showMembers();
$this->showStatistics();
$cloud = new GroupTagCloudSection($this, $this->group);
$cloud->show();
}
/**
* Show mini-list of members
*
* @return void
*/
function showMembers()
{
$member = $this->group->getMembers(0, MEMBERS_PER_SECTION);
if (!$member) {
return;
}
$this->elementStart('div', array('id' => 'entity_members',
'class' => 'section'));
$this->element('h2', null, _('Members'));
$pml = new ProfileMiniList($member, null, $this);
$cnt = $pml->show();
if ($cnt == 0) {
$this->element('p', null, _('(None)'));
}
if ($cnt == MEMBERS_PER_SECTION) {
$this->element('a', array('href' => common_local_url('groupmembers',
array('nickname' => $this->group->nickname))),
_('All members'));
}
$this->elementEnd('div');
}
/**
* Show some statistics
*
* @return void
*/
function showStatistics()
{
// XXX: WORM cache this
$members = $this->group->getMembers();
$members_count = 0;
/** $member->count() doesn't work. */
while ($members->fetch()) {
$members_count++;
}
$this->elementStart('div', array('id' => 'entity_statistics',
'class' => 'section'));
$this->element('h2', null, _('Statistics'));
$this->elementStart('dl', 'entity_created');
$this->element('dt', null, _('Created'));
$this->element('dd', null, date('j M Y',
strtotime($this->group->created)));
$this->elementEnd('dl');
$this->elementStart('dl', 'entity_members');
$this->element('dt', null, _('Members'));
$this->element('dd', null, (is_int($members_count)) ? $members_count : '0');
$this->elementEnd('dl');
$this->elementEnd('div');
}
function showAnonymousMessage()
{
$m = sprintf(_('**%s** is a user group on %%%%site.name%%%%, a [micro-blogging](http://en.wikipedia.org/wiki/Micro-blogging) service ' .
'based on the Free Software [Laconica](http://laconi.ca/) tool. Its members share ' .
'short messages about their life and interests. '.
'[Join now](%%%%action.register%%%%) to become part of this group and many more! ([Read more](%%%%doc.help%%%%))'),
$this->group->nickname);
$this->elementStart('div', array('id' => 'anon_notice'));
$this->raw(common_markup_to_html($m));
$this->elementEnd('div');
}
}